Sloping walls on the bulk of the building create an optical illusion.大楼主体的斜墙给人造成一种视错觉。The camera combines rugged reliability with unequalled optical performance and speed.这款相机既坚固耐用，又有超凡的光学性能和快门速度。These optical fibres may...
Labeled optical burst switching ( LOBS ) is a new emerging optical switching technology.光标签突发包交换是一种新出现的光交换技术.Application of optical basicity to metallurgical slags was discussed.讨论了光学碱度在冶金渣中的应用.DSC, thermogravimetry anal...